1. silence , (Sophocles Tragicus), etc.; σιωπὴν ποιεῖν (Xenophon Historicus); ἦν ς. there was a hush or calm , (Sophocles Tragicus)

2. the habit of silence , (Demosthenes Orator)

3. dative σιωπῇ as adverb, in silence , (Homer), attic

derivation uncertain (ML)